class Employee{
	private String name;
	private int birth;
	public Employee(String name, int birth){
		this.name = name;
		this.birth = birth;
	}
	public double getSalary(int month){
		if(month==birth){
			return 100;
		}
		return 0;
	}
}
class SalariedEmployee extends Employee{
	private double salary;
	public double getSalry(int month){
		
	}

}